Issued Patents All Time
Showing 101–125 of 139 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4456565 | Process for the preparation of acyl cyanides | Herbert Schwarz | 1984-06-26 |
| 4455264 | Preparation of acyl cyanides | Eckart Kranz | 1984-06-19 |
| 4442279 | Compositions containing isocyanatosilanes as additives to increase the stability in storage of compositions containing polyurethane prepolymers with free isocyanate groups | Rudolf Fauss, Michael Sonntag, Kuno Wagner, Gerhard Mennicken | 1984-04-10 |
| 4439591 | Process for the production of blocked compounds optionally containing free hydroxyl groups and their use for the production of polyurethanes | Hans-Ulrich Buschhaus, Hans-Joachim Traenckner, Wolfgang Beer | 1984-03-27 |
| 4434289 | Process for the preparation of 2-trimethylsilyloxy-ethylamines | Heinz Ziemann | 1984-02-28 |
| 4432910 | Preparation of pivaloyl cyanide | — | 1984-02-21 |
| 4430503 | Preparation of .alpha.-dicyanotrimethylsilyloxy compounds | — | 1984-02-07 |
| 4430505 | Process for the preparation of N,O-disubstituted urethanes useful for the preparation of isocyanates | Peter Heitkamper, Klaus Konig, Rudolf Fauss, Rudolf Sundermann | 1984-02-07 |
| 4400331 | Dialkoxy-phosphonyl-N-alkyl-formic acid amides | Peter Haas, Heinz Muller, Peter Seifert, Kuno Wagner, Klaus Konig | 1983-08-23 |
| 4396733 | Stabilized azulmic acids, processes for their preparation and their use | Kuno Wagner | 1983-08-02 |
| 4388238 | Process for the preparation of N,O-disubstituted urethanes suitable as a starting material for the preparation of isocyanates | Peter Heitkamper, Klaus Konig, Rudolf Fauss | 1983-06-14 |
| 4386953 | Herbicidally active substituted 6-halogeno-tert.-butyl-1,2,4-triazin-5-ones | Eckart Kranz, Robert R. Schmidt, Ludwig Eue | 1983-06-07 |
| 4385140 | Modified azulmic acids | Kuno Wagner | 1983-05-24 |
| 4368278 | Process for the production of polyurethanes using cyclic N-hydroxyalkyl-substituted compounds containing amidine groups as catalysts | Werner Rasshofer, Gerhard Grogler | 1983-01-11 |
| 4360479 | Process for the preparation of acyl cyanide compounds | Hans Kratzer, Manfred Lenthe | 1982-11-23 |
| 4341650 | Chemically stabilized azulmic acids, processes for their preparation and their use | Kuno Wagner | 1982-07-27 |
| 4334905 | Agrochemical agents and their use | Kuno Wagner, Johannes Niggemann, Hans Scheinpflug | 1982-06-15 |
| 4328321 | Dialkoxy-phosphonyl-N-alkyl-formic acid amides and their use as additives for the production of polyurethane foams which are capable of being flame laminated and high frequency welded | Peter Haas, Heinz Muller, Peter Seifert, Kuno Wagner, Klaus Konig | 1982-05-04 |
| 4328351 | Preparation of trimethylsilyl cyanide | Karl-Heinz Linker | 1982-05-04 |
| 4321394 | Process for the production of addition compounds of carbodiimides and compounds containing hydroxyl groups | Walter Schafer, Kuno Wagner | 1982-03-23 |
| 4310692 | Process for the preparation of alkyl-ureas | Reinhard Freimuth, Kuno Wagner | 1982-01-12 |
| 4302583 | Process for the preparation of acyl cyanides | Karl-Heinz Linker | 1981-11-24 |
| 4284544 | Process for the preparation of water-dispersible or water-soluble blocked polyisocyanates, the blocked polyisocyanates obtainable by this process and lacquer binders containing these blocked polyisocyanates as isocyanate component | Christian Wegner, Franz Weider | 1981-08-18 |
| 4284584 | Process for the preparation of acyl cyanides | — | 1981-08-18 |
| 4283219 | Agrochemical agents and their use | Kuno Wagner, Johannes Niggemann, Hans Scheinpflug | 1981-08-11 |